Item | PBL–CBL group (N = 276) | Traditional group (N = 293) | Statistics | P value |
---|---|---|---|---|
Grade |  |  | χ2 = 0.001 | 0.981 |
 Fourth-year students | 167 | 177 |  |  |
 Residents | 109 | 116 |  |  |
Gender |  |  | χ2 = 0.525 | 0.469 |
 Male | 145 | 144 |  |  |
 Female | 131 | 149 |  |  |
Age | 21.49 ± 1.443 | 21.39 ± 1.354 | T = 0.850 | 0.396 |